Java Elements Quiz

What are comments used for in Java?

• To define functions

• To store data

• To explain the programmer's rationale

• To declare variables

Which of the following is NOT a type of Java element?

• Operators

• Variables

• Functions

• Keywords

What is the purpose of keywords in Java?

• To store values

• To represent operations

• To distinguish and separate different elements

• To create comments

Which symbol is used to mark the end of a statement in Java?

• .

• ;

• ,

• :

What does the escape sequence '\n' represent?

• Single quote

• Backslash

• Tab

• New line

Which of the following is a valid identifier in Java?

• my variable

• myVariable

• my-variable

• 1stVariable

What type of variable can change its value?

• Static

• Final

• Regular

• Constant

Which data type is used to store whole numbers in Java?

• int

• float

• double

• char

What is the output of the following code: 'System.out.println(5 + 3);'?

• 5

• 8

• 53

• Error

Which of the following is a valid escape sequence?

• \b

• \n

• \t

• All of the above